About Japanese Encephalitis
About Japanese Encephalitis & the vaccine
What is Japanese Encephalitis?
Protection for rural travel and long stays in parts of Asia and the Western Pacific.
Recommended for travellers spending extended time in rural or rice-farming regions where mosquitoes are prevalent.
Travel-focused vaccine information
Two doses, 28 days apart for most adults
Complete the series at least a week before travel
Symptoms
Symptoms of Japanese Encephalitis
- Recommended for travellers spending extended time in rural or rice-farming regions where mosquitoes are prevalent.
- Particularly relevant for evening outdoor activities or homestays.
Important: Seek medical advice quickly if symptoms appear during or after travel, especially after visiting higher-risk areas.
Protection
Why get the Japanese Encephalitis vaccine
Travellers staying more than a few weeks in rural endemic areas
Anyone camping, cycling, or trekking near rice fields or wetlands
After vaccination
Potential side effects of Japanese Encephalitis vaccine
- Injection-site soreness
- Headache or mild muscle aches
Important: Severe allergic reactions are rare. Your clinician will discuss suitability before vaccination.
Specialist care
Why choose our specialist team
Every appointment is personalised to your destination, trip length and planned activities, with clear timing guidance — including short-notice travel where possible. You'll also leave with practical travel health advice covering bite avoidance, food and water safety, and any medicines you might need.
